Home / 19,038,464.82-28,569,041.55-6,908,874.14

Finding the Fourth Proportional to 19,038,464.82, 28,569,041.55 and 6,908,874.14

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Solution

The fourth proportional to 19,038,464.82, 28,569,041.55 and 6,908,874.14 is: 10,367,427.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038,464.82 : 28,569,041.55 = 6,908,874.14 : x
  2. Step 2: Convert to fraction form
    19,038,464.82/28,569,041.55 = 6,908,874.14/x
  3. Step 3: Cross multiply
    19,038,464.82x = 28,569,041.55 × 6,908,874.14
  4. Step 4: Simplify right side
    19,038,464.82x = 197,379,912,369,380.50
  5. Step 5: Solve for x
    x = 197,379,912,369,380.50/19,038,464.82
  6. Step 6: Final answer
    x = 10,367,427.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.